198207240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1180

約数の個数: 256

約数和(自身を含む): 781056000

約数和(自身を除く): 582848760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 19, 20, 21, 22, 24, 28, 30, 33, 35, 38, 40, 42, 44, 55, 56, 57, 60, 66, 70, 76, 77, 84, 88, 95, 105, 110, 114, 120, 132, 133, 140, 152, 154, 165, 168, 190, 209, 210, 220, 228, 231, 264, 266, 280, 285, 308, 330, 380, 385, 399, 418, 420, 440, 456, 462, 532, 570, 616, 627, 660, 665, 760, 770, 798, 836, 840, 924, 1045, 1064, 1129, 1140, 1155, 1254, 1320, 1330, 1463, 1540, 1596, 1672, 1848, 1995, 2090, 2258, 2280, 2310, 2508, 2660, 2926, 3080, 3135, 3192, 3387, 3990, 4180, 4389, 4516, 4620, 5016, 5320, 5645, 5852, 6270, 6774, 7315, 7903, 7980, 8360, 8778, 9032, 9240, 11290, 11704, 12419, 12540, 13548, 14630, 15806, 15960, 16935, 17556, 21451, 21945, 22580, 23709, 24838, 25080, 27096, 29260, 31612, 33870, 35112, 37257, 39515, 42902, 43890, 45160, 47418, 49676, 58520, 62095, 63224, 64353, 67740, 74514, 79030, 85804, 86933, 87780, 94836, 99352, 107255, 118545, 124190, 128706, 135480, 149028, 150157, 158060, 171608, 173866, 175560, 186285, 189672, 214510, 235961, 237090, 248380, 257412, 260799, 298056, 300314, 316120, 321765, 347732, 372570, 429020, 434665, 450471, 471922, 474180, 496760, 514824, 521598, 600628, 643530, 695464, 707883, 745140, 750785, 858040, 869330, 900942, 943844, 948360, 1043196, 1179805, 1201256, 1287060, 1303995, 1415766, 1490280, 1501570, 1651727, 1738660, 1801884, 1887688, 2086392, 2252355, 2359610, 2574120, 2607990, 2831532, 3003140, 3303454, 3477320, 3539415, 3603768, 4504710, 4719220, 4955181, 5215980, 5663064, 6006280, 6606908, 7078830, 8258635, 9009420, 9438440, 9910362, 10431960, 13213816, 14157660, 16517270, 18018840, 19820724, 24775905, 28315320, 33034540, 39641448, 49551810, 66069080, 99103620, 198207240]

約数ペア:

[(1, 198207240), (2, 99103620), (3, 66069080), (4, 49551810), (5, 39641448), (6, 33034540), (7, 28315320), (8, 24775905), (10, 19820724), (11, 18018840), (12, 16517270), (14, 14157660), (15, 13213816), (19, 10431960), (20, 9910362), (21, 9438440), (22, 9009420), (24, 8258635), (28, 7078830), (30, 6606908), (33, 6006280), (35, 5663064), (38, 5215980), (40, 4955181), (42, 4719220), (44, 4504710), (55, 3603768), (56, 3539415), (57, 3477320), (60, 3303454), (66, 3003140), (70, 2831532), (76, 2607990), (77, 2574120), (84, 2359610), (88, 2252355), (95, 2086392), (105, 1887688), (110, 1801884), (114, 1738660), (120, 1651727), (132, 1501570), (133, 1490280), (140, 1415766), (152, 1303995), (154, 1287060), (165, 1201256), (168, 1179805), (190, 1043196), (209, 948360), (210, 943844), (220, 900942), (228, 869330), (231, 858040), (264, 750785), (266, 745140), (280, 707883), (285, 695464), (308, 643530), (330, 600628), (380, 521598), (385, 514824), (399, 496760), (418, 474180), (420, 471922), (440, 450471), (456, 434665), (462, 429020), (532, 372570), (570, 347732), (616, 321765), (627, 316120), (660, 300314), (665, 298056), (760, 260799), (770, 257412), (798, 248380), (836, 237090), (840, 235961), (924, 214510), (1045, 189672), (1064, 186285), (1129, 175560), (1140, 173866), (1155, 171608), (1254, 158060), (1320, 150157), (1330, 149028), (1463, 135480), (1540, 128706), (1596, 124190), (1672, 118545), (1848, 107255), (1995, 99352), (2090, 94836), (2258, 87780), (2280, 86933), (2310, 85804), (2508, 79030), (2660, 74514), (2926, 67740), (3080, 64353), (3135, 63224), (3192, 62095), (3387, 58520), (3990, 49676), (4180, 47418), (4389, 45160), (4516, 43890), (4620, 42902), (5016, 39515), (5320, 37257), (5645, 35112), (5852, 33870), (6270, 31612), (6774, 29260), (7315, 27096), (7903, 25080), (7980, 24838), (8360, 23709), (8778, 22580), (9032, 21945), (9240, 21451), (11290, 17556), (11704, 16935), (12419, 15960), (12540, 15806), (13548, 14630)]